Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DBG callsign genealogy
Currently held by SPRINGER, JOHN F
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N7DBG's current licensee, walking backwards.
- FARRINGTON, DEANAZgranted 2020-05-27cancelled 2020-10-03
Successor callsigns
Callsigns held now by people who previously held N7DBG.
- SPRINGER, JOHN FWAgranted 1999-11-03cancelled 2000-11-21
All historical holders
Every license row we've seen with the callsign N7DBG, oldest first.
- SPRINGER, JOHN F WA1998-10-22 → cancelled 1999-11-03
- FARRINGTON, DEAN AZ2020-10-03 active